<?php
/*
 * class.user.php
 * 文件说明:用户模块
 * @version 0.1
 * @author samuel
 * @date 2009-05-06
 */
abstract class user {
    
	public $username;
	public $password;
	public $accountstatus;
	public $loginstatus;


	abstract public function login();
	abstract public function logout();
	abstract public function validateLogin();
	abstract public function register();

}
?>
